<div class="container-fluid">
    <div class="row">
        <div class="col-md-offset-4 col-md-4">
            <form>
                <h2>用户登录</h2>
                <div class="form-group">
                    <label class="control-label col-md-4">用户名</label>
                    <div class="col-md-8">
                        <input class="form-control" placeholder="用户名" type="text">
                    </div>
                </div>
                <div class="form-group">
                    <label class="control-label col-md-4">密码</label>
                    <div class="col-md-8">
                        <input class="form-control" placeholder="用户名" type="password">
                    </div>
                </div>
            </form>
            <!--<form class="form-horizontal">-->
                <!--<span class="heading">用户登录</span>-->
                <!--<div class="form-group">-->
                    <!--<input type="email" class="form-control" id="inputEmail3" placeholder="用户名或电子邮件">-->
                    <!--<i class="fa fa-user"></i>-->
                <!--</div>-->
                <!--<div class="form-group help">-->
                    <!--<input type="password" class="form-control" id="inputPassword3" placeholder="密　码" ng-module="">-->
                    <!--<i class="fa fa-lock"></i>-->
                    <!--<a href="#" class="fa fa-question-circle"></a>-->
                <!--</div>-->
                <!--<div class="form-group">-->
                    <!--<div class="main-checkbox">-->
                        <!--<input type="checkbox" value="None" id="checkbox1" name="check"/>-->
                        <!--<label for="checkbox1"></label>-->
                    <!--</div>-->
                    <!--<span class="text">Remember me</span>-->
                    <!--<button type="submit" class="btn btn-default">登录</button>-->
                <!--</div>-->
            <!--</form>-->
        </div>
    </div>
</div>